Some — this word means some indefinite quantity, used in affirmative sentences with uncountable nouns or plural nouns. It can be literally translated as "a few" or "a little."

I have some apples.

I have a few apples.

She needs some eggs.

She needs a few eggs.

Peter has some friends.

Peter has a few friends.

I want some coffee.

I want a little coffee.

Any — this word means the same as "some" and is used in interrogative sentences. It is translated as "a few" or "a little," and can also be translated as "any."

Do you have any apples?

Do you have a few apples?

or

Do you have any apples?

Does she need any eggs?

Does she need a few eggs?

Does Peter have any friends?

Does Peter have a few friends?

Do you want any coffee?

Do you want a little coffee?

Any — this word means the same as "some" and is used in negative sentences. It is literally translated as "no" or "none."

I don't have any apples.

I have no apples.

or

I have none apples.

She doesn't need any eggs.

She needs no eggs.

Peter doesn't have any friends.

Peter has no friends.

or

Peter has none friends.

I don't want any coffee.

I want no coffee.

No — this word means the absence of quantity, used without don't and doesn't.

I have no apples.

I have no apples.

She needs no eggs.

She needs no eggs.

Peter has no friends.

Peter has no friends.

I want no coffee.

I want no coffee.

These indefinite pronouns help make statements more flexible and adaptable to different situations when it is necessary to indicate uncertainty, presence, or absence of something.